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CVE-2026-13524

CherryHQ cherry-studio MCP OAuth Local Callback Server callback.ts improper authorization

CVSS 6.3 MEDIUMEPSS 0.3%CWE-266CWE-285
Vexday Risk Score
33Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 6.3EPSS 0.3%KEV nãoPoC públicaNuclei Metasploit Patch referenciado
Lifecycle
29 Jun 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
A security vulnerability has been detected in CherryHQ cherry-studio up to 1.9.6. This vulnerability affects unknown code of the file src/main/services/mcp/oauth/callback.ts of the component MCP OAuth Local Callback Server. The manipulation of the argument code leads to improper authorization. The attack can be initiated remotely. The attack is considered to have high complexity. It is stated that the exploitability is difficult. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
CherryHQ · cherry-studio
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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